Troubleshooting
Pick the problem you have. Each fix links to the test that confirms it is solved.
No Sound on WindowsComputer has no sound on Windows 11 or 10? Work through 12 fixes: output device, mute, drivers,…No Sound on MacMac has no sound? Fix output selection, mute, Bluetooth routing, Core Audio restarts, safe mode…Mic Not WorkingMicrophone not working? Fix permissions, input selection, levels, drivers and app settings on…Headphones Only One SideHeadphones only playing on one side? Find whether it is the plug, cable, balance setting, mono…One Earbud Not WorkingOnly one earbud working? Reset, recharge and re-pair your true wireless earbuds, clean the…Speakers CracklingSpeakers crackling, popping or buzzing? Separate cable faults, ground loops, driver damage and…Laptop Speakers Too QuietLaptop volume too low even at 100 %? Raise every volume stage, enable loudness equalisation,…Bluetooth Audio DelayBluetooth audio lagging behind video or games? Learn why Bluetooth adds latency, measure it and…Subwoofer Not WorkingSubwoofer not producing bass? Check power, auto-standby, cabling, crossover, receiver speaker…Webcam Not WorkingWebcam not detected or showing black? Fix privacy permissions, apps holding the camera,…